Download or read book Silver Age Sentinels Emergency Response Volume 2 written by John Davies, Sir and published by Guardians of Order. This book was released on 2003-09 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Game masters who are stuck for ideas for their Silver Age Sentinels super-hero RPG campaigns need look no further than The Sphinx Engine - a two-part adventure scenario featuring the terrifying Iron Duke, set in Empire City. This 32-page book includes both d20 and Tri-Stat System game write-ups. This adventure is for three to five average-powered characters.